Home / 125,748.28-188,619.68-59,151.50

Finding the Fourth Proportional to 125,748.28, 188,619.68 and 59,151.50

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Solution

The fourth proportional to 125,748.28, 188,619.68 and 59,151.50 is: 88,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,748.28 : 188,619.68 = 59,151.50 : x
  2. Step 2: Convert to fraction form
    125,748.28/188,619.68 = 59,151.50/x
  3. Step 3: Cross multiply
    125,748.28x = 188,619.68 × 59,151.50
  4. Step 4: Simplify right side
    125,748.28x = 11,157,136,206.30
  5. Step 5: Solve for x
    x = 11,157,136,206.30/125,748.28
  6. Step 6: Final answer
    x = 88,725.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.